Master MWC Series Installation And Operation Manual Download Page 14

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Symptom:

Alarm is chirping and Gland Nut is NOT glowing blue

Cause

Solution

Germicidal Lamp is out

Replace lamp and reset 9000 hour timer. See

Germicidal Lamp Replacement and 9000 hour timer

reset.

Defective Power Supply

Replace power supply. See electrical supply and

power supply start up

Symptom:

Alarm is chirping, Lamp is on and Gland Nut IS glowing blue

Cause

Solution

9000 hour timer has counted

9000 hours……Lamp is 1 yr. old

Replace lamp and reset 9000 hour timer. See

Germicidal Lamp Replacement and 9000 hour timer

reset.

Summary of Contents for MWC Series

Page 1: ...MWC ES Series Ultraviolet Sterilizers MWC ES7 MWC ES10 MWC ES20 Installation and Operation Manual 2022 VERSION ...

Page 2: ...C ES Power Supply Power Supply Installation 6 Grounding Grounding Instructions 7 Quartz and O ring Installing Quartz and O ring Germicidal Lamp Installing Germicidal Lamp MWC ES Start Up Start Up Procedure Water Pressure Test Filling Vessel with water 8 Disinfecting Instructions for Disinfecting the Piping System Final Check Installation Final Check 9 Annual Maintenance Germicidal Lamp Quartz Slee...

Page 3: ... should never have to look directly at the ULTRAVIOLET LIGHT when installing or trouble shooting one of our MWC E Water Sterilizers Shipping Description The UV unit is shipped complete as follows The large box contains the UV vessel and inside that box you will also find the following 1 A box containing the gland nut quartz o ring silicone and UV brackets with grounding lug 2 A box containing the ...

Page 4: ...2 Pre Treatment ...

Page 5: ...t be installed after the well tank and any water pre treatment equipment softeners filter etc You must install a Cartridge type Dirt Filter before the MWC ES unit to eliminate the possibility of a dirt build up inside the stainless steel sterilization chamber SEE PAGE 2 PIPING LAYOUT 2 Install at least 4 feet from a dedicated electrical outlet DO NOT INSTALL NEAR ANY HEATING SYSTEMS WHICH RAISE TH...

Page 6: ...ot provided 7 Use quality unions and ball valves on the inlet and outlet for servicing the unit See Page 2 for a typical installation piping layout If sweat fittings are used be sure soldering is done in such a manner as not to allow heat to reach the UV vessel If Schedule 80 PVC or CPVC is used make sure to follow the proper primer and solvent instructions 8 Pipe the inlet into the bottom nipple ...

Page 7: ... per day We recommend installing a surge protector to protect unit from power surges which are not covered by warranty DO NOT UNDER ANY CIRCUMSTANCE WIRE THE UV UNIT TO THE WELL PUMP SWITCH OR WELL PUMP ELECTRICAL SUPPLY MWC ES Power Supply Installation 1 Choose a wall placement that is dry and clear of all piping and metal objects and within 4 feet of the UV vessel and the electrical outlet 2 Rem...

Page 8: ...perly grounded The vessel must be grounded to the MWC Power Supply to make a complete ground MWC SERIES Grounding Lug Installation Grounding Lug Front View of Bracket Insert stripped green ground wire into ground lug and hand tighten with screw driver Top View of Bracket 14 gauge green ground wire from power supply ...

Page 9: ...y insert the germicidal lamp into the quartz sleeve through the center of the clear gland nut located at the top of the vessel Be careful not to drop the lamp inside the vessel This could break the quartz sleeve 4 Slide the black fitting into the center of the clear gland nut Power Supply Start Up 1 Press the reset button hold for 5 seconds and release which is located in the lower center of the c...

Page 10: ...the chlorine odor has been detected at every faucet If chlorine odor is not detected at all faucets repeat steps 1 through 4 5 Close ball valve on outlet of cartridge filter 6 Allow the water to stand for at least 4 hours to kill the bacteria residual in the piping system No water should be used during disinfection Final Check 1 Open outlet ball valve on UV unit 2 Make sure the MWC ES UV Unit is p...

Page 11: ...nstallation 8 Follow with germicidal lamp installation 9000 Hour Timer Reset and Annual Battery Replacement It is recommended to reset the 9000 hour timer after replacing the germicidal lamp 1 Make sure the electrical power cord is removed from the electrical outlet 2 Remove power supply cover 3 The battery which operates the 9000 hour timer during a power outage should be changed annually with a ...

Page 12: ...10 Figure 1 Fuse 5 amps Mounting Holes Reset button Battery CR2032 Solenoid connection ...

Page 13: ...ply Check electrical outlet and breaker box for power Replace fuse Buzz 5 amp in Power Supply Symptom No flow of water or Alarm and Gland Nut is glowing blue Cause Solution Solenoid Turn off water and release pressure to the MWC EM unit Remove solenoid coil and clean port and plunger Defective solenoid replace 5 Amp Fuse ...

Page 14: ...eplacement and 9000 hour timer reset Defective Power Supply Replace power supply See electrical supply and power supply start up Symptom Alarm is chirping Lamp is on and Gland Nut IS glowing blue Cause Solution 9000 hour timer has counted 9000 hours Lamp is 1 yr old Replace lamp and reset 9000 hour timer See Germicidal Lamp Replacement and 9000 hour timer reset ...

Page 15: ... where the ultraviolet sterilizer has been operated at pressure in excess of 100 pounds per square inch or at a temperature in excess of 100 degrees F or below 32 degrees F Incidental costs or consequential damages are not covered by this warranty All defective parts shall be returned prepaid to Master Water Conditioning Corporation for inspection Master shall not be liable for labor charges other...

Page 16: ...r 0 00 units Hardness 8 00 gpg Iron 0 30 ppm Manganese 0 05 ppm pH 6 0 to 8 5 Total Dissolved Solids 500 00 ppm Turbidity 5 00 ntu If untreated water quality exceeds the maximum allowable levels specified this will result in bacteria passing through the UV unit and into the piping system Unit Location 1 The MWC ES unit must be installed after the well tank and any water pre treatment equipment sof...

Page 17: ... Supply Check electrical outlet and breaker box for power Replace fuse Buzz 1 5 amp in Power Supply Symptom No flow of water or Alarm and Gland Nut is glowing blue Cause Solution Solenoid Turn off water and release pressure to the MWC EM unit Remove solenoid coil and clean port and plunger Defective solenoid replace Symptom Alarm is chirping and Gland Nut is NOT glowing blue Cause Solution Germici...

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Master MWC Series, Installation And Operation Manual

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